Design a structured learning path for {{target_audience}} to go from {{starting_level}} to expert in {{topic}}, using a {{tone}} tone. Output numbered steps with action title, instructions, expected outcome, and common pitfalls. Organize into: Learning Path Overview, Phase 1-4 (Foundation, Skill Development, Advanced Application, Mastery), Weekly Schedule, Progress Tracking. Keep under 1800 words. Skip any section if information is unknown. Paste any relevant background information after these instructions before running.